Lot 230. A rare 7.58 carats fancy bluish green round-cornered square-cut diamond ring. Estimate CHF1,300,000 – CHF1,800,000 ($1,348,114 - $1,866,619). Photo Christie's Image Ltd 2016. 

Set with a fancy bluish green round-cornered square-cut diamond, weighing approximately 7.58 carats, to the diamond-set hoop, ring size 6 ¼, mounted in gold.

Accompanied by report no. 2165546962 dated 9 September 2014 from the GIA Gemological Institute of America stating that the diamond is Fancy Bluish Green colour, VS1 clarity.

Christie's. GENEVA MAGNIFICENT JEWELS, 18 May 2016, Geneva